The fork/exec/mmap slowdown is the rmap overhead. I have some stuffwhich partialy improves it.

The many-small-file-create slowdown is known but its cause is not.I need to get oprofile onto it.-To unsubscribe from this list: send the line "unsubscribe linux-kernel" inthe body of a message to majordomo@vger.kernel.orgMore majordomo info at http://vger.kernel.org/majordomo-info.htmlPlease read the FAQ at http://www.tux.org/lkml/